Hex chamfered single face
Round head
Countersunk head
Raised countersunk head
Cheese
Hex with collar
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Hex chamfered double faces
ASME/ANSI B18.6.3-39-2013
Type C 6-Lobe round head collar self tapping screw with-Table 39
ASME/ANSI B18.6.3-39-2013
Type C 6-Lobe round head collar self tapping screw with fine thread-Table 39
